5255f3f64785427c2f29fdd178fa6b90e19a166baa1358dba5ece08c0d8341d9

Analysis

max time kernel
148s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
12/02/2024, 03:01

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General

Target

a6c84ae5cc9431a89031a9f94fab93a4.exe
Size

68KB
MD5

a6c84ae5cc9431a89031a9f94fab93a4
SHA1

7f4faeef976068d4b7cea3000c8285c2c2ac5d3f
SHA256

5255f3f64785427c2f29fdd178fa6b90e19a166baa1358dba5ece08c0d8341d9
SHA512

cab9f1da000e3f262665f0cc192f204cbee98a006013a9111f83161367209a7f079ca04a66adca80a0cc305c592d263a2390671c51701daa23fe55fe77dc33f3
SSDEEP

1536:z6QFElP6n+gKmddpMOtEvwDpj9aYaFAvCbDa6J9:z6a+CdOOtEvwDpjQHT

Score

7^/10

upx

Malware Config

Signatures

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-768304381-2824894965-3840216961-1000\Control Panel\International\Geo\Nation	a6c84ae5cc9431a89031a9f94fab93a4.exe

Executes dropped EXE 1 IoCs

pid	Process
2528	asih.exe

UPX packed file 5 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral2/memory/4332-0-0x0000000000500000-0x0000000000510000-memory.dmp	upx
behavioral2/files/0x000700000002320d-13.dat	upx
behavioral2/memory/4332-18-0x0000000000500000-0x0000000000510000-memory.dmp	upx
behavioral2/memory/2528-19-0x0000000000500000-0x0000000000510000-memory.dmp	upx
behavioral2/memory/2528-27-0x0000000000500000-0x0000000000510000-memory.dmp	upx

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4332 wrote to memory of 2528	4332	a6c84ae5cc9431a89031a9f94fab93a4.exe	86
PID 4332 wrote to memory of 2528	4332	a6c84ae5cc9431a89031a9f94fab93a4.exe	86
PID 4332 wrote to memory of 2528	4332	a6c84ae5cc9431a89031a9f94fab93a4.exe	86

C:\Users\Admin\AppData\Local\Temp\a6c84ae5cc9431a89031a9f94fab93a4.exe
"C:\Users\Admin\AppData\Local\Temp\a6c84ae5cc9431a89031a9f94fab93a4.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:4332
- C:\Users\Admin\AppData\Local\Temp\asih.exe
  "C:\Users\Admin\AppData\Local\Temp\asih.exe"
  2⤵
  - Executes dropped EXE
  PID:2528

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\asih.exe

Filesize
68KB

MD5
d74644ad05df9fffd5db0b847ad5895f

SHA1
5ab8b4689a8bc77f9a20a6b525efdcf0ca4c3c3c

SHA256
a55e3bd66bd9925bdb795f81c76642927522cd47a3890dbc07ab6ff9c0bbcebe

SHA512
c1d20bf334e2c926978cf45adfadba803f3163356bcf2d6ce69986429e672755c0eea3192f07d7a3057bb1810e5c3f05d840b3fc37aa68b0bd57ed4486d5f1d0

Download Submit
memory/2528-19-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download
memory/2528-20-0x00000000004F0000-0x00000000004F6000-memory.dmp

Filesize
24KB

Download
memory/2528-21-0x00000000004D0000-0x00000000004D6000-memory.dmp

Filesize
24KB

Download
memory/2528-27-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download
memory/4332-0-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download
memory/4332-1-0x00000000007B0000-0x00000000007B6000-memory.dmp

Filesize
24KB

Download
memory/4332-2-0x00000000007B0000-0x00000000007B6000-memory.dmp

Filesize
24KB

Download
memory/4332-3-0x00000000007D0000-0x00000000007D6000-memory.dmp

Filesize
24KB

Download
memory/4332-18-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download